APA Style

Samuelson, P, A., Nordhaus, W, D. (1998). Economics. Seventeenth International Edition (Seventeenth International Edition). New York: McGraw Hill.

MLA Style

Samuelson, Paul, A., Nordhaus, William, D. "Economics. Seventeenth International Edition". Seventeenth International Edition New York: McGraw Hill, 1998. Text.